Tohru Watanabe

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Ohtake, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for multi-step gas-phase polymerization of olefins
- Patent number 4,390,669
- Issue date Jun 28, 1983
- Mitsui Petrochemical Industries, Ltd.
- Yoshinori Morita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...